﻿<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
    <title>Grids - Fast Load</title>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
	<meta http-equiv="X-UA-Compatible" content="IE=edge">
    <link rel="stylesheet" href="../../../css/samples.css" />
    <link rel="stylesheet" href="../../../css/integralui.css" />
    <link rel="stylesheet" href="../../../css/integralui.treegrid.css" />
    <link rel="stylesheet" href="../../../css/themes/theme-flat-blue.css" />
    <script type="text/javascript" src="../../../external/angular.min.js"></script>
    <script type="text/javascript" src="../../../js/angular.integralui.min.js"></script>
    <script type="text/javascript" src="../../../js/angular.integralui.lists.min.js"></script>
    <script type="text/javascript" src="../../../js/angular.integralui.treegrid.min.js"></script>
    <script type="text/javascript">
 		angular
			.module("appModule", ["integralui"])
			.controller("appCtrl", ["$scope", "IntegralUITreeGridService", function($scope, $gridService){
				$scope.gridName = "gridSample";
				$scope.sampleColumns = [];
				$scope.sampleRows = [];
				$scope.numColumns = 25;
				$scope.numRows = 10000;
				$scope.numLevels = 3;
				
				var rowCount = 0;
            
				// Make sure each node has a random set of child rows
				var getRandomNumber = function(level){
					var nCount = 1 + Math.floor(Math.random() * 10);
					
					if (level === 0)
					{
						if ($scope.numLevels == 0)
							nCount = $scope.numRows;
						else
						{
							var derivative = 1;
							for (var k = 1; k <= $scope.numLevels; k++)
								derivative = (derivative * nCount) + 1;

							nCount = $scope.numRows / derivative + 1;
							if (nCount < 1000)
								nCount = 1000;
						}
					}
					
					return nCount;
				}
				
				var addColumns = function(){
					for (var j = 0; j < $scope.numColumns; j++){
						var column = {
							headerText : 'Column ' + (j+1).toString(),
							id: j,
							width: 150
						};
							
						$gridService.addColumn($scope.gridName, column);
					}
				}

				// Recursive function for adding root and child rows to the TreeGrid
				var addRows = function(parentRow, level){
					if (level > $scope.numLevels)
						return;
						
					var numChilds = getRandomNumber(level);    
					for (var i = 0; i < numChilds; i++){
						if (rowCount < $scope.numRows){
							var row = {
								text : 'Row ' + (rowCount+1).toString(),
								id: rowCount,
								expanded : false,
								cells: []
							};
								
							for (var j = 0; j < $scope.sampleColumns.length; j++){
								row.cells.push({ text: "Item" + (rowCount+1).toString() + j });
							}

							$gridService.addRow($scope.gridName, row, parentRow);
							rowCount++;
						
							addRows(row, level + 1);
						}
					}
				};
           
				// Clear the content of TreeGrid
				var clearList = function(){
					$gridService.clearColumns($scope.gridName);
					$gridService.clearRows($scope.gridName);
					rowCount = 0;
				}
				
				$scope.add = function(){
					$gridService.suspendLayout($scope.gridName);
					
					clearList();
					
					// Populate the TreeGrid with data
					addColumns();
					addRows(null, 0);
					
					$gridService.resumeLayout($scope.gridName);
				}
				
				$scope.clear = function(){
					$gridService.suspendLayout($scope.gridName);
					
					clearList();
					
					$gridService.resumeLayout($scope.gridName);
				}
				
				$scope.expandAll = function(){
					$gridService.expand($scope.gridName);
				}
				
				
				$scope.collapseAll = function(){
					$gridService.collapse($scope.gridName);
				}
				
				$scope.$watch("numColumns", function(newValue, oldValue){
					if (isNaN(newValue))
						$scope.numColumns = oldValue;
				});
				
				$scope.$watch("numRows", function(newValue, oldValue){
					if (isNaN(newValue))
						$scope.numRows = oldValue;
				});
				
				$scope.$watch("numLevels", function(newValue, oldValue){
					if (isNaN(newValue))
						$scope.numLevels = oldValue;
				});
			}]);
    </script>
    <style type="text/css">
		.feature-content
		{
			width: 850px;
		}
        .directive
        {
        	width: 600px;
        }
    </style>
</head>
<body>
	<div class="header">
        <div class="header-content">
		    <h1><span class="product-name">IntegralUI</span> Studio <span class="product-platform">for Web</span></h1>
        </div>
        <hr class="head-separator" />
    </div>
    <div class="content" ng-app="appModule">
        <div class="feature" ng-controller="appCtrl">
	        <h2 class="feature-title">Grids / Fast Load</h2>
	        <div class="feature-content">
                <iui-treegrid name="{{gridName}}" class="directive" columns="sampleColumns" rows="sampleRows" show-footer="false" ></iui-treegrid>
                <div class="control-panel">
					<table>
						<tr>
							<td>Max columns: </td>
							<td class="align-left"><input type="number" ng-model="numColumns" min="1" max="100" style="width:75px" integer /></td>
						</tr>
						<tr>
							<td>Max rows: </td>
							<td class="align-left"><input type="number" ng-model="numRows" min="1" max="100000" style="width:75px" integer /></td>
						</tr>
						<tr>
							<td>Levels: </td>
							<td class="align-left"><input type="number" ng-model="numLevels" min="0" max="100" style="width:75px" integer /></td>
						</tr>
					</table>
					<div align="center" style="margin-top:20px">
						<button ng-click="add()" style="width:65px; margin-right:10px">Add</button>
						<button ng-click="clear()" style="width:65px">Clear</button>
					</div>
					<div align="center" style="margin-top:20px">
						<button ng-click="expandAll()" style="margin-bottom:5px;width:140px">Expand All</button>
						<button ng-click="collapseAll()" style="width:140px">Collapse All</button>
	                </div>
                </div>
                <br style="clear:both;"/>
                <div class="feature-help">
                    <p><span class="initial-space"></span>In this sample you can add large set of rows to the TreeGrid. Although there is no limit on how many rows you can add, for demonstration purposes we have limited the maximum number of rows to 100,000.</p>
                    <p><span class="initial-space"></span>Using controls in right panel, you can add maximum of 100 columns, 100,000 rows with maximum depth of 100 tree levels.</p>
                </div>
            </div>
        </div>
    </div>
</body>
</html>
